Meredith L. Chivers is an associate professor and director of sexuality research at Queens University

Philip N. Cohen is a sociologist at the University of Maryland, College Park. His work is not directly related to sex, but he does great research on family structures and their impact on inequality. It’s worth following him to understand how the institutions and cultures around marriage impact society, because those things are often closely related to attitudes and assumptions about sex and sexuality.

Sexplanations is a sex “edutainment” channel by Dr. Lindsey Doe, a doctor of human sexuality who runs a private practice in clinical sexology. She does tons of videos like the one below explaining various sex topics. Follow her on Twitter @elleteedee